* Marking edits as bot edits with Special:Contributions?bot=1 now requires the
markbotedit permission, rather than the rollback permission previously used.
This permission is assigned by default to the sysop group.
+* MediaWiki now checks if serialized files are out of date. New configuration
+ variable $wgCheckSerialized can be set to false to enable old behavior (i.e.
+ to not check and assume they are always up to date)
=== New features in 1.12 ===
* (bug 10735) Add a warning for non-descriptive filenames at Special:Upload
* (bug 9633) Add a predefined list of delete reasons to the deletion form
* Show a warning message when creating/editing a user (talk) page but the user
does not exists
+* (bug 8396) Ignore out-of-date serialised message caches
=== Bug fixes in 1.12 ===
* The number of watching users in watchlists was always reported as 1
* namespaceDupes.php no longer dies when coming across an illegal title
* (bug 12143) Do not show a link to patrol new pages for non existent pages
+* (bug 12166) Fix XHTML validity for Special:Emailuser
== Parser changes in 1.12 ==